1. That is, the bodies of these happy people are preparing them for bacterial threats by activating the pro-inflammatory response. 也就是说，这些快乐的人的身体通过激活促炎症反应来为应对细菌的威胁做好准备。
2. There are indications that pleiotropic plant hormones may actually function by activating the enzymes that release these other, more specific chemical messengers from the cell wall. 有迹象表明，多效性植物激素实际上可能通过激活酶来发挥作用，这些酶从细胞壁释放出这些更为特殊的化学信使。
3. We aim to develop compounds that fool cells into activating maintenance and repair. 我们的目标是开发一种能够欺骗细胞，使其激活维护和修复功能的化合物。
4. A is antibacterial, insecticidal, and inhibitable to platelet-activating factor. A 具有抗菌，杀虫作用，并且对血小板活化因子具有抑制作用。
5. Dendritic cells in the germinal center may endocytose such antigenic material and present it to T cells, activating them. 生发中心的树突状细胞可以内吞这种抗原物质并将其呈递给 T 细胞，从而激活它们。
